using UnityEngine;
using System.Collections;

public class PlayerMovement3D : MonoBehaviour {
	private Animator m_Animator;
	private Vector2 moveDir;
	private bool isRush;
	public Transform viewTarget;
	public FirstPersonCamera m_FPSCamera;
	private AnimatorStateInfo m_AnimatorState;
	// Use this for initialization
	void Awake () {
		InitGetCompoment();
		ListenerInput();
	}

	void InitGetCompoment(){
		m_Animator = GetComponent<Animator>();
	}
	
	// Update is called once per frame
	void ListenerInput () {
		PlayerInput.Get(gameObject).onHorizontalInput += OnGetHorizontalMovementInput;
		PlayerInput.Get(gameObject).onVerticalInput += OnGetVerticalMovementInput;
		PlayerInput.Get(gameObject).onHorizontalInput += OnSetAnimatorSpeed;
		PlayerInput.Get(gameObject).onVerticalInput += OnSetAnimatorSpeed;
	}
	void OnGetHorizontalMovementInput(float dir){
		m_Animator.SetFloat("Horizontal", dir);
		moveDir.x = dir;
	}
	void OnGetVerticalMovementInput(float dir){
		m_Animator.SetFloat("Vertical", dir);
		moveDir.y = dir;
	}
	void OnSetAnimatorSpeed(float dir){
		// GetMoveSpeedVector
		float moveSpeed = Vector2.SqrMagnitude(moveDir.normalized);
		// RushSpeed
		if (isRush){
			moveSpeed *= 2;
		}
		m_Animator.SetFloat( "Speed", moveSpeed);
	}

	void OnAnimatorIK(int layerIndex)
	{
		m_AnimatorState = m_Animator.GetCurrentAnimatorStateInfo(0);
		bool inMove = m_AnimatorState.IsTag("LocoMotion");
		if (viewTarget){
			m_Animator.SetLookAtPosition(viewTarget.position);        
			m_Animator.SetLookAtWeight(1.0f);
		}
		// Set FaceDir to Fix Turn
		if (m_FPSCamera){
			m_Animator.SetFloat("FaceDir", m_FPSCamera.direction);
		}
		// WhenMove Rotate Character
		if (inMove){
			transform.eulerAngles += new Vector3(0,m_FPSCamera.direction*Time.deltaTime*10,0) ;
		}
	}
}